function confirmdelete()
{
	if (!confirm('Are you sure you want to delete?'))
	{
		return false; 
	}
	else
	{
		return true;
	}
}


function sendpass()
{
	var email = prompt("Enter you e-mailaddress and we will send you a reminder.", "");

	if (email)
	{
		document.location.href='start.php?action=sendpass&email='+email;
	}
}



function checkregform()
{
	var iform = document.regform;
	
	if (!iform.username.value)
	{
		alert('You must enter a username!');
		return false;
	}
	
	//kontrollera så att användarnamnet bara innehåller a-z och 0-9 eller . och -_

	if (!iform.password.value)
	{
		alert('You must enter a password!');
		return false;
	}

	if (iform.password.value != iform.password2.value)
	{
		alert('You must enter the same password twice!');
		return false;
	}

	if (!iform.firstname.value)
	{
		alert('You must enter your firstname!');
		return false;
	}
	
	if (!iform.lastname.value)
	{
		alert('You must enter you lastname!');
		return false;
	}

	if (iform.genderid.value == 0)
	{
		alert('You must choose a gender!');
		return false;
	}

	if (!iform.year.value || !iform.month.value || !iform.day.value)
	{
		alert('You must enter your birthdate!');
		return false;
	}

	if (!iform.countryid.value)
	{
		alert('You must choose a country!');
		return false;
	}


	if (iform.countryid.value == '171' && !iform.cityid.value)
	{
		alert('You must choose a city!');
		return false;
	}

	return true;
}



function checkpwdform()
{
	var iform = document.passwordform;
	
	if (!iform.oldpassword.value)
	{
		alert('You must enter your current password!');
		return false;
	}
	
	if (!iform.newpassword.value)
	{
		alert('You must enter a new password!');
		return false;
	}

	if (iform.newpassword.value != iform.newpassword2.value)
	{
		alert('You must enter the same password twice!');
		return false;
	}

	return true;
}


function checkuserform()
{
	var iform = document.regform;

	if (!iform.firstname.value)
	{
		alert('You must enter your firstname!');
		return false;
	}
	
	if (!iform.lastname.value)
	{
		alert('You must enter you lastname!');
		return false;
	}

	if (iform.genderid.value == 0)
	{
		alert('You must choose a gender!');
		return false;
	}

	if (!iform.year.value || !iform.month.value || !iform.day.value)
	{
		alert('You must enter your birthdate!');
		return false;
	}

	if (!iform.countryid.value)
	{
		alert('You must choose a country!');
		return false;
	}


	if (iform.countryid.value == '171' && !iform.cityid.value)
	{
		alert('You must choose a city!');
		return false;
	}

	return true;
}




function movecategory()
{
	document.delform.action='edit_categories.php?action=movecategory';
	document.delform.submit();
}


function delgroup(groupid)
{
	if (!confirmdelete())
	{
		return false;
	}
	
	document.location.href='edit_categories.php?action=delgroup&groupid='+groupid;
}


function newgroup()
{
	var groupname = prompt("Add a new group:", "Groupname");
	
	if (groupname)
	{
		document.location.href='edit_categories.php?action=newgroup&groupname=' + escape(groupname);
	}
}


function newcategory(groupid)
{
	var category = prompt("Add a new category:", "Categoryname");
	
	if (category)
	{
		document.location.href='edit_categories.php?action=newcategory&groupid=' + groupid + '&category=' + escape(category);
	}
}


function editgroup(groupid,oldgroup)
{
	var groupname = prompt("Edit group:", oldgroup);
	
	if (groupname)
	{
		document.location.href='edit_categories.php?action=renamegroup&groupid=' + groupid + '&groupname=' + escape(groupname);
	}
}



function checkall(thestate)
{
	var theform=document.forms.delform;
	for (c=0;c<theform.length;c++)
	{
		if(theform[c].type=='checkbox') theform[c].checked=thestate;
	}
}


function showcities(obj)
{
	if (obj.value=='171')
	{
		document.getElementById('citydiv').style.display='block';
	}
	else
	{
		document.getElementById('citydiv').style.display='none';
	}
}